WINMARK CORP — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| GRASSLE JENELE C | — | Option Exercise | 800 | $125.50 | $100,400 | 4,100 | Nov 19, 2025 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Option Exercise | 2,490 | $98.25 | $244,643 | 65,973 | Nov 7, 2025 |
| Tomlinson Percy C Jr | — | Option Exercise | 600 | $197.80 | $118,680 | 800 | Nov 4, 2025 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Sale | 100 | $435.62 | $43,562 | 19,960 | Oct 22, 2025 |
| Barbetta Lawrence A | — | Sale | 636 | $504.91 | $321,123 | 649 | Sep 17, 2025 |
| HEFFES BRETT D | CHAIR AND CEO | Option Exercise | 526 | $164.84 | $86,706 | 114,941 | Aug 26, 2025 |
| SPRENGER GINA DECARO | — | Purchase | 250 | $410.77 | $102,693 | 250 | Aug 13, 2025 |
| HEFFES BRETT D | CHAIR AND CEO | W | 53 | — | — | 338 | Jul 17, 2025 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Sale | 184 | $420.60 | $77,390 | 56,683 | May 30, 2025 |
| GRASSLE JENELE C | — | Sale | 1,600 | $428.23 | $685,168 | 2,500 | May 16, 2025 |
| GRASSLE JENELE C | — | Option Exercise | 800 | $91.93 | $73,544 | 3,300 | May 12, 2025 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Sale | 89 | $365.61 | $32,539 | 57,678 | May 6, 2025 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Option Exercise | 2,500 | $91.93 | $229,825 | 17,560 | Apr 28, 2025 |
| Barbetta Lawrence A | — | Sale | 1,035 | $426.02 | $440,931 | 1,501 | Nov 25, 2024 |
| OLSON RONALD G | — | Sale | 1,400 | $424.35 | $594,090 | 146,335 | Nov 25, 2024 |
| HEFFES BRETT D | CHAIR AND CEO | Option Exercise | 2,000 | $156.00 | $312,000 | 116,997 | Nov 5, 2024 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Option Exercise | 3,000 | $80.32 | $240,960 | 16,560 | Oct 25, 2024 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Sale | 400 | $380.14 | $152,056 | 53,875 | Oct 18, 2024 |
| Barbetta Lawrence A | — | Sale | 300 | $399.12 | $119,736 | 4,522 | Jul 31, 2024 |
| Barbetta Lawrence A | — | Sale | 44 | $400.32 | $17,614 | 6,934 | Jul 26, 2024 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Option Exercise | 1,500 | $80.32 | $120,480 | 56,275 | Apr 22, 2024 |
| HEFFES BRETT D | CHAIR AND CEO | Option Exercise | 894 | $122.50 | $109,515 | 110,894 | Apr 18, 2024 |
| OLSON RONALD G | — | Gift | 76,367 | — | — | 76,367 | Feb 5, 2024 |
| HEFFES BRETT D | CHAIR AND CEO | Z | 285 | — | — | 285 | Jan 24, 2024 |
| WILSON MARK L | — | Sale | 1,000 | $437.26 | $437,260 | 3,788 | Nov 22, 2023 |
| OLSON RONALD G | — | Gift | 1,155 | — | — | 152,735 | Nov 17, 2023 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Sale | 200 | $417.32 | $83,464 | 50,424 | Oct 23, 2023 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Sale | 617 | $401.22 | $247,553 | 13,560 | Oct 19, 2023 |
| OLSON RONALD G | — | Gift | 10,000 | — | — | 153,890 | Oct 10, 2023 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Option Exercise | 1,083 | $66.29 | $71,792 | 13,058 | Sep 8, 2023 |
| WILSON MARK L | — | Gift | 830 | — | — | 2,644 | Aug 29, 2023 |
| OLSON RONALD G | — | Gift | 744 | — | — | 163,890 | Aug 3, 2023 |
| WILSON MARK L | — | Sale | 3,000 | $359.60 | $1,078,800 | 3,474 | Jun 7, 2023 |
| OLSON RONALD G | — | Gift | 1,400 | — | — | 250,573 | May 18, 2023 |
| GRASSLE JENELE C | — | Sale | 3,000 | $314.16 | $942,480 | 2,500 | May 8, 2023 |
| GRASSLE JENELE C | — | Option Exercise | 1,000 | $66.29 | $66,290 | 4,500 | May 2, 2023 |
| HEFFES BRETT D | CHAIRMAN AND CEO | Gift | 800 | — | — | 110,000 | Apr 26, 2023 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Sale | 2,995 | $338.62 | $1,014,167 | 45,653 | Apr 26, 2023 |
| WILSON MARK L | — | Option Exercise | 375 | $143.87 | $53,951 | 1,737 | Apr 21, 2023 |
| Barbetta Lawrence A | — | Sale | 1,263 | $308.15 | $389,193 | 16,620 | Mar 28, 2023 |
| Barbetta Lawrence A | — | Sale | 338 | $304.97 | $103,080 | 22,883 | Mar 22, 2023 |
| REYELTS PAUL C | — | Sale | 1,446 | $295.00 | $426,570 | 3,887 | Mar 16, 2023 |
| REYELTS PAUL C | — | Sale | 500 | $295.00 | $147,500 | 2,673 | Mar 9, 2023 |
| REYELTS PAUL C | — | Option Exercise | 562 | $164.84 | $92,640 | 1,762 | Mar 6, 2023 |
| HEFFES BRETT D | CHAIRMAN AND CEO | Sale | 537 | $253.97 | $136,382 | 114,963 | Nov 2, 2022 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Option Exercise | 2,674 | $55.72 | $148,995 | 45,148 | Oct 18, 2022 |
| Gaudette Renae M. | CHIEF OPERATING OFFICER | Option Exercise | 750 | $66.29 | $49,718 | 11,975 | Oct 10, 2022 |
| Ishaug Anthony D | CHIEF FINANCIAL OFFICER | Option Exercise | 816 | $122.50 | $99,960 | 40,224 | Aug 30, 2022 |
| GRASSLE JENELE C | — | Sale | 117 | $235.54 | $27,558 | 2,500 | Aug 18, 2022 |
| GRASSLE JENELE C | — | Option Exercise | 1,000 | $59.77 | $59,770 | 4,500 | Aug 11, 2022 |